While Seal Of The Guildpact does little in mono-colored decks, Seal Of The Guidpact is worth a look if you're playing a deck with two or more colors included
Its one of those cards that gets worse the lower the power level of a Cube is, so youll want to be mindful of the fact that higher mana curves will make it much less of a serious contender, but its right at home in Vintage Cube and most classic Cube environments
You can build around it with indestructible things, more spells than permanents, like swapping Phyrexian Arena for Sign in Blood and Eternal Witness for Regrowth and Sensei's Divining Top for Brainstorm
Think affinity, combo, or even just good-stuff artifact decksMox Opal smooths out your colors while it speeds you up
In expanded, the most popular decks rely on attacking with their basic Pokemon, so those basic locking cards can slow them down or force them to have an answer within their deck list such as alternative evolution Pokemon
Any sexualization is in the eye of the beholder