Up My Sleeve

SilentSkillUncommon
Add 3 Shivs into your Hand.
Reduce this card's cost by 1.

Two Energy adds 3 Shivs to your hand, 4 upgraded; each Shiv is a 0 cost 4 damage Attack that Exhausts. After every play the card's cost drops by 1 for the rest of the combat, and it does not Exhaust, so the second play costs 1 and the third is free. The reduction resets when the combat ends.

Character
Type
Skill
Rarity
Uncommon
Cost
2 Energy
Target
Yourself

When to take Up My Sleeve

It suits a Shiv deck that cycles quickly, since the first play is poor tempo but each later one is better. Upgrade it early for the extra Shiv and trigger.

Cards that synergize with Up My Sleeve

Accuracy
Power
1
Shivs deal 4 additional damage.
Accuracy adds 4 damage to every Shiv.Shivs deal 4 additional damage.
Fan of Knives
Power
2
Shivs now hit ALL enemies.
Add 4 Shivs into your Hand.
Fan of Knives makes each Shiv hit every enemy.Shivs now hit ALL enemies.
Add 4 Shivs into your Hand.
Phantom Blades
Power
1
Shivs gain Retain.
The first Shiv you play each turn deals 9 additional damage.
Phantom Blades lets the Shivs Retain.Shivs gain Retain.
The first Shiv you play each turn deals 9 additional damage.
Finisher
Attack
1
Deal 6 damage for each Attack already played this turn.
Finisher counts every Shiv played before it.Deal 6 damage for each Attack already played this turn.
Knife Trap
Skill
2
Play every Shiv in your Exhaust Pile on the enemy.
Knife Trap rewards Shivs, and Up My Sleeve adds themPlay every Shiv in your Exhaust Pile on the enemy.
Calamity
Power
3
Whenever you play an Attack, add a random Attack into your Hand.
Calamity counts the Attacks you play, and Up My Sleeve adds cheap onesWhenever you play an Attack, add a random Attack into your Hand.

Relics that synergize with Up My Sleeve

Shuriken
Shuriken and Helical Dart reward the three Attacks.Every time you play 3 Attacks in a single turn, gain 1 Strength.
Helical Dart
Shuriken and Helical Dart reward the three Attacks.Whenever you play a Shiv, gain 1 Dexterity this turn.
Nunchaku
Nunchaku counts the Attacks you play, and Up My Sleeve adds cheap onesEvery time you play 10 Attacks, gain .
Kunai
Kunai counts the Attacks you play, and Up My Sleeve adds cheap onesEvery time you play 3 Attacks in a single turn, gain 1 Dexterity.
Kusarigama
Kusarigama counts the Attacks you play, and Up My Sleeve adds cheap onesEvery time you play 3 Attacks in a single turn, deal 6 damage to a random enemy.
Ornamental Fan
Ornamental Fan counts the Attacks you play, and Up My Sleeve adds cheap onesEvery time you play 3 Attacks in a single turn, gain 4 Block.
Daughter of the Wind
Daughter of the Wind counts the Attacks you play, and Up My Sleeve adds cheap onesWhenever you play an Attack, gain 1 Block.
Pen Nib
Pen Nib counts the Attacks you play, and Up My Sleeve adds cheap onesEvery 10th Attack you play deals double damage.
Rainbow Ring
Rainbow Ring counts the Attacks you play, and Up My Sleeve adds cheap onesThe first time you play an Attack, Skill, and Power each turn, gain 1 Strength and 1 Dexterity.
Razor Tooth
Razor Tooth counts the Attacks you play, and Up My Sleeve adds cheap onesEvery time you play an Attack or Skill, Upgrade it for the remainder of combat.
Intimidating Helmet
Intimidating Helmet triggers on cards that cost 2 or more, and Up My Sleeve is oneWhenever you play a card that costs or more, gain 4 Block.

Rules and timing

Each play lowers its own cost by 1 for the rest of the combat.

Changes by version

  1. 27 Aug 2025TextInternal playtest
    Updated wording
  2. 22 May 2025ArtInternal playtest
    Added portrait art for various cards
  3. 23 Jan 2025InterfaceShivInternal playtest
    Up My Sleeve card now includes a Shiv hovertip
All 4 patch notes1 older
  1. 16 Jan 2025AddedInternal playtest
    Added to the game

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

Purchase today
If you haven't bought Slay The Spire 2 yet, it's time. Support the devs, they made an amazing game.Get it on Steam