Alex Mercer vs SCP-682 - Battles - Comic Vine

This is Avatar 682 (the version that is kept in acid by the Foundation), not his true Leviathan form.Alex consumed James Heller and the Supre

The Prototype, the Symbiote, The Scarab, and the E.V.O - Dealing

CAV: Cole MacGrath (UHT) VS Alex Mercer (P52) (DRAW) - Battles

Alex Mercer vs Seras Victoria - Battles - Comic Vine

Who would win, Bill Cipher or the Anti-Spiral? - Quora

CAV: Alucard (cpt_nice) vs Alex Mercer (Dygoboy) - Battles - Comic

People say it's on the inside is what counts. I say screw that

Alex Mercer vs. Earth-1 Superman - Battles - Comic Vine

CAV: Cole MacGrath (UHT) VS Alex Mercer (P52) (DRAW) - Battles

Alex Mercer has destroyed Comicvine and the entire VSBattles

Alex Mercer VS Carnage (Prototype VS Marvel Comic)

Alex Mercer has destroyed Comicvine and the entire VSBattles

Alex Mercer (Prototype) invades several verses, Page 6