OmnisliceAttack
Deal 8 damage. Damage ALL other enemies equal to the damage dealt.
Is Omnislice good in Slay the Spire 2?
In Slay the Spire 2, Omnislice is an uncommon attack from the Colorless card pool. Its effect: Deal 8 damage. Damage ALL other enemies equal to the damage dealt. Right now it’s a premium pick that sits at B tier — one of the better cards you can add to a deck this run.
Over 10 tracked runs its win rate sits at 25.0%, 12.4% ahead of the 12.6% all-deck baseline. It sees niche play, included in only 1.9% of eligible runs. Within Regent runs it’s drafted 3.6% of the time, making it a regular part of that class’s decks. Decks that include it run about 1.0 copies on average.
Its standout pairing so far is Crescent Spear, which lifts its win rate by +41.7% when the two share a deck. On the relic side, Strawberry is its standout companion, worth a +41.7% win-rate swing alongside it. It costs 0 energy, gets upgraded 10.0% of the time, and tends to be picked up near floor 14.
Upgrading the card adds +3 Damage to its stat line. Of the runs that drafted it, 2 ended in victory against 6 deaths and 2 abandons. See the synergies, class split, and threats below for the full picture of where Omnislice fits a Colorless deck.
Omnislice Win Rate & Pick Rate
At a 25.0% win rate, Omnislice runs 12.4% ahead of the 12.6% all-deck baseline — the bars below put the two side by side.
Run Outcomes with Omnislice
Across the 10 tracked runs that drafted Omnislice, 2 ended in a win and 8 in a loss — a 20.0% win share, counting abandons as losses.
- Wins 20.0%
- Losses 80.0%
Best Cards to Pair with Omnislice
Omnislice’s strongest card pairings so far are Crescent Spear (+41.7%), Gather Light (+25.0%), and Reflect (+25.0%), each shown with the win-rate lift it adds.
Based on small co-occurring samples — treat these as early signals, not final verdicts.
Best Relics for Omnislice
The relics that swing Omnislice’s win rate the most are Strawberry (+41.7%), Horn Cleat (+15.0%), and Divine Right (+15.0%), with each lift shown.
Based on small co-occurring samples — treat these as early signals, not final verdicts.
Omnislice Card Details
A 0-energy uncommon attack, Omnislice is upgraded 10.0% of the time and tends to enter the deck around floor 14.
Deal 8 damage. Damage ALL other enemies equal to the damage dealt.
Upgrade: +3 Damage
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Omnislice – Frequently Asked Questions
Is Omnislice good in Slay the Spire 2?
Across 10 tracked runs, Omnislice has a 25.0% win rate — +12.4% above the average deck. Win rate reflects how often runs that include the card end in victory.
What does Omnislice do in Slay the Spire 2?
Omnislice costs 0 energy. Deal 8 damage. Damage ALL other enemies equal to the damage dealt.
What class is Omnislice in Slay the Spire 2?
Omnislice is an Uncommon Colorless Attack.
Is Omnislice worth upgrading in Slay the Spire 2?
Players upgrade Omnislice in 10.0% of runs. Upgrading it grants +3 Damage.
What is the best relic for Omnislice?
In tracked runs, Omnislice has performed best alongside Strawberry, which lifts its win rate by +41.7% over 4 runs together.
See Also
Keep exploring Slay the Spire 2 tier lists and stats below.