
{T}: Target Merfolk creature gets +1/+1 and gains islandwalk until end of turn. (It can't be blocked as long as defending player controls an Island.)
{T}: Target land becomes an Island until end of turn.
Streambed Aquitects has 2 printings, first in Lorwyn (2007). EDHREC ranks it #18,081 among Commander cards. It appears most in Svyelun of Sea and Sky decks (521 on EDHREC).
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.