You can choose five flips during each of your combat steps without the potential risk of losing 10 life, drawing yourself a good number of cards in the process
It's arguably one of the best cards for Type Four from the set (Rules are - infinite mana but just one spell per turn so counters are good there since they cannot be overwhelmed by casting more spells than you have mana, and a five cost counter is first turn able there)
Whenever she is banished in a challenge, she can choose any character in play and return that character to that player's hand
What makes this Eladamri really good is the option to totally skip the casting cost for a creature, instead paying a mere single green mana and tapping Eladamri along with two of your cheap little tokens
A deck that includes several creatures with +1/+1 counters, such as a +1/+1 counter synergy deck or an aggro deck focused on building up creature power, would benefit from including Twisted Spider-Clone
This 4-drop 3/3 Hill Giant is next