Many Assassins have various keyword abilities such as menace, which makes them not only harder to block, but more likely to take out your opponents, especially if their life total hits 10 for Ezio Auditore da Firenze to make them lose the game with its triggered ability
Compressed images look fine on Discord and then fall apart when printed
The infect damage causes the opponent to lose the game, and you win the game from attacking with an assassin
Cyclonic Rift [Best Board-Wipe MTG Commander Staple] Cyclonic Rift operates as the most versatile removal spell in Commander, functioning as both targeted disruption and devastating mass removal
This means that all nonbasic lands will become Mountains and nothing will be a Swamp
Its even better if youre running a card like Assault Formation of Felothar the Steadfast, as that 0/4 will suddenly be throwing around 7 damage each turn