Small setbacks compound into a big problem for opponents as each point of life lost and each creature sacrificed makes your creatures bigger and piles on the damage
Unlock the next trial by beating the current one
For expensive trainers, promos, Charizard, Pikachu, Eeveelutions, and SAR cards, PSA 10 can reduce condition uncertainty, but you still need to verify exact card identity and current availability
Anax and Cymede & Kynaios and Tiro's last ability won't trigger when a copy of a spell is created on the stack targeting Anax and Cymede & Kynaios and Tiro or when a spell's targets are changed to include Anax and Cymede & Kynaios and Tiro
If you find a way to damage your opponent, either through combat damage or with a damage spell (such as [c]Lightning Bolt[/c]), you can play this spell for only one red mana, which is quite the bargain
That means I've had my fair share of games where I've played a deck that has ended up being stronger or weaker than I expected