
If a source would deal damage to a player, you may prevent X of that damage, where X is the number of Clerics you control.
Battletide Alchemist has 1 printing, first in Morningtide (2008). EDHREC ranks it #16,589 among Commander cards. It appears most in Orah, Skyclave Hierophant decks (1,506 on EDHREC). It has 3 official rulings.
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.