Shirei, Shizo's Caretaker [Ultimate Masters] Synth Knight Return that card to the

Return that card to the battlefield if its mana value is less than or equal to the number of basic land types among lands you control

Clearly this was playtime

Can't have you sleeping through your own wedding day

Set: Mystery Booster Type: Creature — Human Berserker Rarity: Common Cost: {2}{R} Whenever Hardened Berserker attacks

I hope this persuades them to work together more

Shirei, Shizo's Caretaker [Ultimate Masters] Synth Knight Return that card to theSet: Ultimate Masters Type: Legendary Creature Spirit Rarity: Uncommon Cost: {4}{B} Whenever a creature with power 1 or less is put into your graveyard from the battlefield, you may return that card to the battlefield at the beginning of the next end step if Shirei, Shizo's Caretaker is still on the battlefield.