Captain Rex Nebula + Brazen Dwarf + Exchange of Words

Prerequisites

• You control an additional creature with mana value 0 or mana value greater than 6.
• That additional creature does not have summoning sickness.
• An opponent cannot block and kill that additional creature.

Steps

1. 1Cast Exchange of Words by paying .
2. 2Exchange of Words enters the battlefield, exchanging the text boxes of Brazen Dwarf and the creature with mana value 0 or mana value greater than 6.
3. 3At the beginning of combat, Captain Rex Nebula triggers, making the creature that now has Brazen Dwarf's text box a Vehicle and giving it crew 2 and "Whenever this Vehicle deals damage, roll a six-sided die and sacrifice this Vehicle if the result is equal to its mana value" until end of turn.
4. 4Activate the Vehicle's crew ability by tapping Captain Rex Nebula, making it a creature until end of turn.
5. 5Declare the Vehicle as an attacker and deal combat damage with it.
6. 6The Vehicle's ability from Captain Rex Nebula triggers, rolling a six-sided die with no chance of a result equal to the Vehicle's mana value.
7. 7The Vehicle's ability from Brazen Dwarf triggers, dealing 1 damage to each opponent.
8. 8Repeat from step 6.

Effects

• Infinite damage
• Infinite die rolls