Tribal Forcemage - [Foil] Legions (LGN) SOI tap all untapped creatures that

tap all untapped creatures that share a creature type with it or untap all tapped creatures that share a creature type with it

and codes to unlock both decks to play online in MTG Arena

Target creature gets +X/+0 until end of turn

「悪魔は、自分が賢く、騙されることなどないと信じている者を好む。」 ー巻物入れに刻まれた言葉

Flying Unearthly Power — Instant and sorcery spells you cast cost {1} less to cast for each creature token you control

Tribal Forcemage - [Foil] Legions (LGN) SOI tap all untapped creatures thatMorph {1}{G} (You may cast this card face down as a 2 2 creature for {3}. Turn it face up any time for its morph cost.) When Tribal Forcemage is turned face up, creatures of the creature type of your choice get +2 +2 and gain trample until end of turn.