
Flash (You may cast this spell any time you could cast an instant.)
Flying
Other creatures you control with flying get +1/+1.
Thunderclap Wyvern has 5 printings, first in Magic Origins (2015). EDHREC ranks it #9,883 among Commander cards. It appears most in Errant and Giada decks (2,245 on EDHREC). 3 public decks on TCG run it.
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.