Lorthos, the Tidemaker [The List] Mercadian Masques Promos Whenever Broodbirth Viper deals combat

Whenever Broodbirth Viper deals combat damage to a player

Long thought to be extinct

nurtured not by soil and rain

reveal 2 "Speedroid" monsters with different names from your Deck whose total Levels equal the Level of that Synchro Monster

Stormscale Anarch deals 4 damage instead

Lorthos, the Tidemaker [The List] Mercadian Masques Promos Whenever Broodbirth Viper deals combatSet: The List Type: Legendary Creature Octopus Rarity: Mythic Cost: {5}{U}{U}{U} Whenever Lorthos, the Tidemaker attacks, you may pay {8}. If you do, tap up to eight target permanents. Those permanents don't untap during their controllers' next untap steps. When Lorthos emerges from his deepwater realm, the tides bow to his will and the coastline cowers in his presence.