Helm of the Host [Dominaria Prerelease Promos] Union Monster You can only use this

You can only use this effect of "Dual Assembwurm" once per turn

(Quick Effect): You can Tribute 1 “Dinowrestler” monster

If this card is Normal or Special Summoned: You can send 1 "Time Thief" card from your Deck to the GY

Activate only if there are two or more hatchling counters on Triassic Egg

you may add {W}{U}{B}{R}{G}

Helm of the Host [Dominaria Prerelease Promos] Union Monster You can only use thisSet: Dominaria Prerelease Promos Type: Legendary Artifact Equipment Rarity: Rare Cost: {4} At the beginning of combat on your turn, create a token that's a copy of equipped creature, except the token isn't legendary if equipped creature is legendary. That token gains haste. Equip {5} Forged out of flowstone for the queen of Vesuva.