Act 1 or the Exordium is the first of the three default acts of Slay the Spire.
Act 1 is the introductory act of the game. The player always start with a conversation with Neow before starting their journey.
Enemies are usually comprised of one moderately strong monster, a group of weak monsters, or a pair of moderately strong monsters.
Most events exclusive to this act does not have heavy penalty, and usually cost player their HP, whether directly through its choice or through an avoidable fight.
This act spans from floor 1 to floor 17.
- Floor 1 is always a Monsters battle.
- Floor 9 is always a Treasure Room.
- Floor 15 is always a Rest Site.
- Floor 16 and 17 are Boss battle and Boss Chest, respectively.
- Big Fish
- Dead Adventurer
- Face Trader
- Golden Idol
- Hypnotizing Colored Mushrooms
- Living Wall
- Scrap Ooze
- Shining Light
- The Cleric
- The Ssssserpent
- World of Goop
- Wing Statue
- A Note For Yourself
- Bonfire Spirits
- Golden Shrine
- Match and Keep
- Ominous Forge
- The Divine Fountain
- The Woman in Blue
- Upgrade Shrine
- We Meet Again!
- Wheel of Change
First 3 Encounters
|2 Louses||Each Louse has 50% chance of being either red or green.||25%|
|Small Slimes||Acid Slime (M) or Spike Slime (M)||25%|
|Gremlin Gang||4 randomly chosen from 2 Mad, 2 Sneaky, 2 Fat, 1 Wizard and 1 Shield Gremlin.||6.25%|
|Large Slime||Acid Slime (L) or Spike Slime (L).||12.5%|
|Lots of Slimes||3 Spike Slime (S) + 2 Acid Slime (S).||6.25%|
|3 Louses||Each Louse has 50% chance of being either red or green.||12.5%|
|2 Fungi Beasts||-||12.5%|
|Exordium Thugs||Any Louse or Acid/Spike Slime (M) + Looter or Cultist or Any Slaver.||9.375%|
|Exordium Wildlife||Fungi Beast or Jaw Worm + Any Louses or Acid/Spike Slime (M).||9.375%|