First printed in Alchemy: Murders at Karlov Manor (2024)
Creature — Goblin Rogue Wizard
When Construction Arsonist enters, you may choose an instant or sorcery card in your hand. If you do, that card perpetually incorporates 
and gains "When you cast this spell, it deals 2 damage to each opponent."
Whenever you cast a multicolored spell, Construction Arsonist gets +1/+1 until end of turn for each of that spell's colors.
2/2
- Illustrated by
- Samuel Perin
Legality
- Legal in
- Historic, Timeless, Gladiator, Brawl, Competitive Brawl
- Not legal in
- Standard, Pioneer, Modern, Legacy, Vintage, Pauper, Future Standard, Alchemy, Penny Dreadful, Premodern, Old School 93/94, Commander, Duel Commander, Pauper Commander, PreDH, Tiny Leaders, Oathbreaker, Standard Brawl