Tengu format ruling
Dark Master - Zorc
Card effect (current official text)You can Ritual Summon this card with "Contract with the Dark Master". Once per turn: You can roll a six-sided die, then destroy all monsters your opponent controls if you roll 1 or 2, destroy 1 monster your opponent controls if you roll 3, 4 or 5, or destroy all monsters you control if you roll 6.
Rulings
- Because Dark Master - Zorc's effect is a Ignition Effect, you roll the die during Main Phase 1 or 2 of your turn only.
- If you roll a 6, Dark Master - Zorc is also destroyed.
Rulings data courtesy of Format Library — formatlibrary.com. Spotted an inaccuracy? Flag it in the Tengu forum — sourced change requests get reviewed.