Whenever Xolatoyac, the Smiling Flood enters the battlefield or attacks, put a flood counter on target land. That land is an Island in addition to its other types for as long as it has a flood counter on it. At the beginning of your end step, untap each permanent you control with a counter on it.
![Xolatoyac, the Smiling Flood (Extended Art) [The Lost Caverns of Ixalan Commander]](http://www.cosmicgames.com/cdn/shop/files/5183d26a-8b86-4975-a5a6-d1f905b959a8_c82721d7-2284-47cb-8279-3cab04a859ba.png?v=1759415402&width=1445)
