As such it is far more effective and far less risky than Show and Tell assuming you have accumulated several substantial things you should be able to dodge any answers they might have and significantly overpower whatever they might have in play after it all
It all made a difference
If Jenova isn't on the battlefield at the time its first ability resolves, use Jenova's power as it last existed on the battlefield to determine how many counters to put on the target creature
As long as you have a Mountain (which you should), all creatures you control have Haste, letting you quickly put out damage from creatures played from your hand
You obviously have dedicated blink commanders like Roon of the Hidden Realm and Lagrella, the Magpie, but you also get to absorb all the usual Azorius-aligned blink payoffs, with a touch of green ramp added in
The event had a trading board set up, where players could swap cards of the same rarity level to complete their quest