This 2015 Synergy Breaks Mister Sinister | Mcoc |

This 2015 Synergy Breaks Mister Sinister (in a good way) | mcoc |

This synergy makes buffed Mr Sinister even more INSANE!!

MCOC Encyclopedia

How To Use Mr. Sinister | Buffed | Awesome Degen Damage

Rank 5 Ascended Mister Sinister is unbelievable. | mcoc |

How Did Kabam Allow 7 Star Rank 3 Sinister in MCoC?!! Maybe Best Mutant - Mister Sinister Showcase

2% HP vs Mister Sinister | 6.2.2 mr sinister Boss | 5* R5 Hercules |

Marvel King Saitama

Mister Sinister 1,600,000 damage in less than 30 seconds !!!

Mister Sinister: The Bullseye Bully

Did You Know Mr. Sinister Was A Scientist Before He Hated The X-men (Super Villain Origin) #shorts

WORLD RECORD 6.2 Mister Sinister Boss SOLO with CGR! - Marvel Contest of Champions

Buffed Mister Sinister is Great! How to Use, Play & Guide - Vega Tier List - Bullseye Counter MCoC

Apocalypse Makes Sinister A LANE CLEARING MACHINE!!! Horseman Synergy!

Dragonman SOLO'S Act 6.2.2 Mr Sinister!! NO SYNERGY TEAM REQUIRED!!

EVERYTHING you need to know to defeat 6.2.2 Severed (Mr Sinister) - 2023 - MCOC

MCOC Encyclopedia

1.5 Million Damage in 60 Seconds - The True Power of the Mister Negative Synergy

Get EVEN MORE Damage with this Mister Sinister Tactic

Does Mister Sinister Work in Necropolis?

Sinister's Sig is Broken (Literally & Figuratively) - Does Mister Sinister Need to be Awakened MCoC

MCOC Mister Sinister “How To”

NEW MISTER SINISTER DAMAGE & ROTATION SHOWCASE - RANK 5 GAMEPLAY