Requires

Kalamax, the Stormsire must be on the battlefield. Narset's Reversal must be in hand. Time Warp must be in hand. Cryptolith Rite must be on the battlefield. Kalamax does not have summoning sickness. Mana needed:

Steps

1. Activate Kalamax by tapping it, adding one mana of any color.
2. Cast Time Warp by paying .
3. Holding priority, cast Narset's Reversal by paying , targeting Time Warp.
4. Kalamax first and second abilities triggers.
5. Resolve the first ability, creating a copy of Narset's Reversal, targeting the first Narset's Reversal.
6. Resolve Kalamax's second ability, putting a +1/+1 counter on itself.
7. Resolve the copy of Narset's Reversal, returning it to your hand and choosing Time Warp for the copy.
8. Resolve the Narset's Reversal, returning Time Warp to your hand and taking an extra turn after this one.
9. Pass to next turn.
10. Repeat.

Results