Search your library for a card with the same name as that card, reveal it, put it into your hand, then shuffle your library
Repeat until your opponents simply can't keep up with the constant onslaught of enormous, faceless horrors
P/T Set Number 356 Language Espaol Legal Formats Alchemy, Brawl, Commander, Competitive Brawl, Historic, Legacy, Modern, Pioneer, Standard, Timeless, Vintage Rulings (6/6/2025) If a permanent you control has in its mana cost, X is 0 for the purpose of determining its mana value
This is key, as Grolnok allows you to cast spells and play lands from exile with croak counters on them, meaning that through attacking, Grolnok's ability can effectively draw you three additional cards each turn
Once your first main phase starts on a turn, you get to put a counter on Sab-Sunen, helping to tick up the God so you can either keep attacking or hold off