While each of these cards is fairly unique in how it breaks the game of Magic, theres one strategy in this vein that actually receives support to this day, and it breaks the game almost as efficiently, even in Commander
It provides the ability to grind out when you run out of cards, almost giving you an extra card draw each turn, but better, as it's a permanent of your choice from your graveyard, nulling any efforts by your opponent when using removal spells
Another cracking white card is Dawns Truce, the White Heroic Intervention
If the card in your graveyard is an illegal target as Emergency Weld tries to resolve, Emergency Weld is removed from the stack and you won't create a token
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