
Trample
Cumulative upkeep—Put a +1/+1 counter on a creature an opponent controls. (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)
Sheltering Ancient has 2 printings, first in Coldsnap (2006). EDHREC ranks it #11,226 among Commander cards. It appears most in Kros, Defense Contractor decks (4,043 on EDHREC). It has 4 official rulings.
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.