double dragon card sleeves Shield - Dual Matte Ideal for TCGs like MTG Dragon Shield | Matte Dual

(3) If this face-up card leaves the field by your opponent: You can Special Summon 1 Earthbound monster from your Deck or Extra Deck, except Earthbound Spirit

2020-01-24 Thryx's last ability doesn't apply to itself while it's a spell

It could also be a good fit for advanced players who simply want to get through the early game as quickly as possible, using strong offensive cards like Luster Dragon

Emerge (You may cast this spell by sacrificing a creature and paying the emerge cost reduced by that creature's mana value.) This creature has hexproof as long as it entered this turn

Goblin Biker Grand Stampede X TRAP Continuous During the Main Phase, you can: Immediately after this effect resolves, Xyz Summon 1 Xyz Monster, using only "Goblin" monsters you control

The first is its effect