Quick answers
Who counters Mordekaiser in Wild Rift?
In the matchup data documented in Rift Lab, these are the harder matchups for Mordekaiser: Fiora (Baron / Top), Gwen (Baron / Top), Vayne (Dragon / ADC), Jax (Baron / Top), Camille (Baron / Top). This is a documented matchup list, not a win rate: TheNexus does not publish win-rate or pick-rate figures it cannot source.
How do you play against Mordekaiser in Wild Rift?
Riot's ability text for Mordekaiser describes crowd control (a stun, root, knock-up, pull or similar) in DEATH'S GRASP (ability 3), REALM OF DEATH (ultimate); a shield in INDESTRUCTIBLE (ability 2); healing or regeneration in INDESTRUCTIBLE (ability 2). Plan around those abilities before a trade or a fight. These notes are keyword matches over the ability text only, not a rating of how strong Mordekaiser is, so read the full descriptions on this page.
What is the best build for Mordekaiser in Wild Rift?
The Nexus-reviewed core build for Mordekaiser, in purchase order: Riftmaker then Hextech Rocketbelt then Liandry's Torment then Boots of Mana. Runes: Conqueror, Demolish, Second Wind, Perseverance, Last Stand. Situational swaps: against enemy shields: Oceanid's Trident; against enemy crowd control: Banshee's Veil; against enemy burst: Bone Plating. This is a reviewed snapshot (patch 7.2b), not a build ranked by win rate.
Which lane and role does Mordekaiser play in Wild Rift?
Mordekaiser is a Fighter and Mage by Riot's classification and is played in Baron / Top. Riot rates the difficulty Medium. On our tier-list snapshot (patch 7.2b) it shows A tier from its external source, which is a snapshot letter and not a TheNexus win rate.
Every answer here is built from Rift Lab data and Riot's own ability text. Where the data is missing we say so instead of guessing.