That means you are walking away, before factoring in travel costs, with around $200-250 just for showing up and performing average (over half of Chicago reached the 30 point threshold by the way!), with the ability to win even more
And you can already see that that devotion and willingness to spend money on an IP will transition perfectly to Magic, from the way Amazon preorders sold out in seconds, with people spending $210 on one box of play boosters - surely way more than they'll cost upon release
When you proliferate, you can choose any permanent that has a counter, including ones controlled by opponents
Any power- or toughness-setting effects that start to apply afterward will overwrite this effect
Sometimes it's better to keep Kida for later and ink an extra three or four-cost card, rather than automatically treat her like ink