At the beginning of combat on your turn, choose up to one target artifact or land you control that isn't a creature or token. Until end of turn, it becomes a 3/3 Spirit creature with vigilance and double team in addition to its other types.

Enrage — Whenever Stalwart Speartail is dealt damage, other Dinosaurs you control and Dinosaur cards in your hand and library perpetually get +1/+1.

Whenever Stalwart Speartail attacks, Stalwart Speartail deals 1 damage to each creature and each planeswalker.

Trample, Haste

Whenever Scalesoul Gnome deals combat damage to a player, discover X, where X is that damage.

Whenever you play a card from exile, conjure a duplicate of it into your hand.

Flash

When Reflection Net enters, exile target creature until Reflection Net leaves the battlefield.

: Target creature you control becomes a copy of a creature card exiled with Reflection Net. Activate only as a sorcery and only once.