When Bloodboil Sorcerer enters the battlefield, you take the initiative.

Crown of Madness — , Sacrifice an artifact or creature: Goad target creature. (Until your next turn, that creature attacks each combat if able and attacks a player other than you if able.)

Target creature attacks this turn if able.

Draw a card.

Destroy all Islands.

As Frostboil Snarl enters the battlefield, you may reveal an Island or Mountain card from your hand. If you don't, Frostboil Snarl enters the battlefield tapped.

: Add or .

At the beginning of your upkeep, put a plague counter on Plague Boiler.

: Put a plague counter on Plague Boiler or remove a plague counter from it.

When Plague Boiler has three or more plague counters on it, sacrifice it. If you do, destroy all nonland permanents.