Vigilance is always good, and a hefty +10 means if you can equip it using another ability or spell (like Inventory Management) to Inkmoth Nexus, you get a free player-kill
The ability to find any equipment you want on turn two and be ready to play and attach it on turn three is already great, but Cloud has another ability: As long as he's equipped, all triggered abilities of his equipment and himself trigger an extra time
This means that, even if we get our opponent's library empty during our turn, they can potentially still kill us on their upkeep with an instant-speed burn spell or by activating something like Bontu the Glorified
An ability that causes damage to be dealt via poison counters, effectively reducing a player's life total to ten, some tend to view Infect as a sort of boogeyman, while others view it as a cornerstone of agro
Its not too expensive at as a 3/4 with lifelink and some good abilities
In a deck with black creatures, and especially creatures like Blood Artist, the flip could be very costly to one of your oppokn For the front card, a cheap equipment will do if all you want is to satisfy the flip condition