Bound Phylactery

Bound Phylactery

StarterNecrobinder
At the start of your turn, Summon 1.
  • Starting relic: the Necrobinder's starting relic, before combat it Summons 1, which brings Osty in with 1 HP.
  • Every later turn: it Summons 1 again, if Osty is alive his Max HP rises by 1, if he is dead he is revived with 1 HP.
  • Die for You: redirects unblocked attack damage aimed at you onto him while he lives, damage beyond his HP tramples through to you.
  • Timing: the turn-start Summon runs late, after effects that check for Osty.
Rarity
Starter
Character
Necrobinder

When to take Bound Phylactery

You start with it, so draft Summon and Osty-attack cards early. Every Summon raises Osty's HP and the damage of Unleash and Protector, and he revives free each turn.

Cards that synergize with Bound Phylactery

Bodyguard
Skill
1
Summon 5.
Bodyguard and Spur pump the HP that Unleash reads.Summon 5.
Spur
Skill
1
Retain.
Summon 3.
Osty heals 5 HP.
Bodyguard and Spur pump the HP that Unleash reads.Retain.
Summon 3.
Osty heals 5 HP.
Unleash
Attack
1
Osty deals 6 damage.
Deals additional damage equal to Osty's current HP.
Bodyguard and Spur pump the HP that Unleash reads.Osty deals 6 damage.
Deals additional damage equal to Osty's current HP.
Sacrifice
Skill
1
Retain.
If Osty is alive, he dies and you gain Block equal to double his Max HP.
Sacrifice converts that HP into double Block and the relic brings him back next turn.Retain.
If Osty is alive, he dies and you gain Block equal to double his Max HP.
Necro Mastery
Power
2
Summon 5.
Whenever Osty loses HP,
ALL enemies lose that much HP as well.
Necro Mastery makes every hit Osty takes hurt all enemies.Summon 5.
Whenever Osty loses HP,
ALL enemies lose that much HP as well.
Squeeze
Attack
3
Osty deals 25 damage.
Deals 5 additional damage for ALL your other Osty Attacks.
Squeeze counts on Osty, whom Bound Phylactery SummonsOsty deals 25 damage.
Deals 5 additional damage for ALL your other Osty Attacks.
Flatten
Attack
2
Osty deals 12 damage.
This card costs 0 if Osty has attacked this turn.
Flatten counts on Osty, whom Bound Phylactery SummonsOsty deals 12 damage.
This card costs 0 if Osty has attacked this turn.
Protector
Attack
1
Osty deals 10 damage.
Deals additional damage equal to Osty's Max HP.
Protector counts on Osty, whom Bound Phylactery SummonsOsty deals 10 damage.
Deals additional damage equal to Osty's Max HP.
Rattle
Attack
1
Osty deals 7 damage.
Hits an additional time for each other time he has attacked this turn.
Rattle counts on Osty, whom Bound Phylactery SummonsOsty deals 7 damage.
Hits an additional time for each other time he has attacked this turn.
Snap
Attack
1
Osty deals 7 damage.
Add Retain to a card in your Hand.
Snap counts on Osty, whom Bound Phylactery SummonsOsty deals 7 damage.
Add Retain to a card in your Hand.
Poke
Attack
0
Osty deals 6 damage.
Poke counts on Osty, whom Bound Phylactery SummonsOsty deals 6 damage.
Bone Shards
Attack
1
If Osty is alive, he deals 9 damage to ALL enemies and you gain 9 Block.
Osty dies.
Bone Shards counts on Osty, whom Bound Phylactery SummonsIf Osty is alive, he deals 9 damage to ALL enemies and you gain 9 Block.
Osty dies.
High Five
Attack
2
Osty deals 11 damage
and applies 2 Vulnerable
to ALL enemies.
High Five counts on Osty, whom Bound Phylactery SummonsOsty deals 11 damage
and applies 2 Vulnerable
to ALL enemies.
Sic 'Em
Attack
1
Osty deals 5 damage.
Whenever Osty hits this enemy this turn, Summon 3.
Sic 'Em counts on Osty, whom Bound Phylactery SummonsOsty deals 5 damage.
Whenever Osty hits this enemy this turn, Summon 3.
Calcify
Power
1
Osty's attacks deal 4 additional damage.
Calcify counts on Osty, whom Bound Phylactery SummonsOsty's attacks deal 4 additional damage.
Right Hand Hand
Attack
0
Osty deals 4 damage.
Whenever you play a card that costs or more, return this to your Hand from the Discard Pile.
Right Hand Hand counts on Osty, whom Bound Phylactery SummonsOsty deals 4 damage.
Whenever you play a card that costs or more, return this to your Hand from the Discard Pile.
Fetch
Attack
0
Osty deals 3 damage.
If this is the first time this card has been played this turn, draw 1 card.
Fetch counts on Osty, whom Bound Phylactery SummonsOsty deals 3 damage.
If this is the first time this card has been played this turn, draw 1 card.

Relics that synergize with Bound Phylactery

Bone Flute
Bone Flute pays Block per Osty attack.Whenever Osty attacks, gain 2 Block.
✦

Related relics

Phylactery UnboundAnchorAnchor???Belt BuckleByrdpipDelicate FrondFur CoatKusarigamaLetter OpenerMeat on the Bone

Changes by version

  1. 10 Jul 2025Bug fixFriendshipInternal playtest
    Bound Phylactery now properly triggers after Friendship card, preventing it from permanently giving you 1 extra energy
  2. 26 Jun 2025ReworkPhylactery UnboundInternal playtest
    Reworked Bound Phylactery and Phylactery Unbound relics
  3. 21 Nov 2024Bug fixInternal playtest
    Added Bound Phylactery tooltip to You are Mine card
All 6 patch notes3 older
  1. 1 Nov 2024ReworkInternal playtest
    Reworked Bound Phylactery relic
  2. 31 May 2024ArtInternal playtest
    Added placeholder asset for Bound Phylactery relic
  3. 4 May 2024ChangeThe NecrobinderOstyInternal playtest
    Necrobinder now starts with two relics: Osty's Devotion and Bound Phylactery
    ChangeOstyInternal playtest
    Bound Phylactery: "At the end of combat, heal ALL HP. If Osty is dead, revive him with 1 HP."
    Bug fixOstyInternal playtest
    Bound Phylactery now heals Osty to 1 HP if he is dead

Internal playtest notes are from before the Early Access release. Names and numbers in them can differ from the game today.

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