That is, it doesn't matter how long it's been a creature, just how long it's been on the battlefield
For an authentic 'Magic card' feel and glide, choose cardstock with specific properties: a thickness of 330gsm, a black core to prevent light bleed-through, and an embossed or linen texture to reduce friction
I mentioned how graveyard hate is an area the precon could perhaps improve on cards like Liesa, Forgotten Archangel, Tymaret, Chosen from Death, Anguished Unmaking, and Kaya, Orzhov Usurper may be worth consideration here
For a pretty hefty 4G, Doubling Season doubles any counters or tokens you put into play, throwing any discussions of balance out the window for the best Planeswalkers or any token-dependent strategies
Because the CPU is so weak, it ends up becoming a representative neighborhood book for the characters' level 100 project