Championship-exclusive distribution and a tiny print run give this card serious weight
As with Energy Tap, the best way to get as much bang for your buck with an effect like this is to play creatures that have extremely high mana costs that become manageable to cast via cost reduction
For Blue, prioritize counter events that double as hand refresh, Characters with on-play or on-attack effects that generate additional Life triggers, and board control tools that let you survive the turns before Zeus comes online
Two of its modes are two for ones and the steal ability has multiple relevant targets in Modern, so I would recommend playing this card in most decks which are able to pay for its restrictive mana cost
The deck is helmed by Kilo, Apogee Mind
To help pump your team, Narset can exile a noncreature, nonland card from any graveyard so long as its mana value is less than Narsets power, copying that spell and letting you cast it for free