The card also scales to the late game, when there are more cards in the graveyard to target and more cards in exile with memory counters
If your opponent hits your Arceus VSTAR, nine times out of ten you should play Cherens Care to return the damaged Arceus VSTAR to your hand, evolve your Benched Arceus V into Arceus VSTAR, put the Arceus V you returned to your hand back on your Bench, and attack with Trinity Nova using the new Arceus VSTAR
The two first cards mentioned ramp well, but Solemn Simulacrum is one of the main ones, as it is a versatile blocker which will provide you with a card draw
It keeps your cards safe during games or storage
Consider leaving Bloodghasts in your graveyard to play around Anger of the Gods and Ugin, the Spirit Dragon, especially if you can hold up a fetchland