
Whenever you cast a red spell, this creature gets +1/+1 until end of turn.
Whenever you cast a green spell, this creature gains forestwalk until end of turn. (It can't be blocked as long as defending player controls a Forest.)
Tattermunge Duo has 1 printing, first in Shadowmoor (2008). EDHREC ranks it #30,460 among Commander cards. It has 1 official ruling.
Cards that show up in the same decks on EDHREC.