
Whenever another nontoken creature you control enters, investigate.
{T}, Sacrifice X Clues: Target opponent reveals the top X cards of their library. You may put a nonland permanent card with mana value X or less from among them onto the battlefield under your control. That player puts the rest on the bottom of their library in a random order.
Lonis, Cryptozoologist has 6 printings, first in The List (2021). EDHREC ranks it #5,345 among Commander cards. It appears most in Morska, Undersea Sleuth decks (5,524 on EDHREC). 1 public deck on TCG runs it. It has 3 official rulings.
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.