
Flying
Whenever you investigate for the first time each turn, investigate an additional time.
Erdwal Illuminator has 4 printings, first in Shadows over Innistrad (2016). EDHREC ranks it #5,907 among Commander cards. It appears most in Morska, Undersea Sleuth decks (5,947 on EDHREC). 1 public deck on TCG runs it.
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.