Kalamax, the Stormsire + Reiterate

Prerequisites

• You have an additional castable instant.

Steps

1. 1Cast any instant by paying its mana cost.
2. 2Holding priority, cast Reiterate by paying its mana cost.
3. 3Kalamax's first and second abilities trigger.
4. 4Resolve the first ability, creating a copy of Reiterate and choosing to copy the original Reiterate.
5. 5Resolve the second ability, putting a +1/+1 counter on Kalamax.
6. 6Resolve the Reiterate copy, creating a copy of Reiterate.
7. 7Kalamax's second ability triggers, putting a +1/+1 counter on itself.
8. 8Repeat from step 6 any number of times.

Effects

• Infinite +1/+1 counters on a creature
• Infinite magecraft triggers