Enduring Renewal (Oversized) [Oversize Cards]Set: Oversize Cards Rarity: Rare Play with the cards in your hand face up on the table. If you draw a creature card from your library, discard it. Whenever a creature goes to your graveyard from play, put that creature into your hand. That which lasts longest serves best.

Set: Oversize Cards Rarity: Rare Flying

giving each the knack of the other

Set: Guildpact Type: Enchantment Rarity: Rare Cost: {4}{W/B}{W/B}{W/B} ({W/B} can be paid with either {W} or {B}

as you untap your permanents

But some didn't require much modification

it has lifelink

Set: Invasion Type: Legendary Creature — Human Soldier Rarity: Rare Cost: {2}{G}{W} {T}: Search your library for a legendary card

Set: Worldwake Type: Legendary Planeswalker — Jace Rarity: Mythic Cost: {2}{U}{U} +2: Look at the top card of target player's library

You gain 2 life for each creature destroyed this way

For each card exiled this way

infinite in reach

Those players shuffle their libraries afterwards