PST via the Secret Lair website as normal
You can have as many as you want, but the more cards you add, the less youll end up seeing
Ally Token Producers : 10 cards United Front, Reflections of Littjara, Katara, Water Tribes Hope, Retreat to Emeria, Jasmine Dragon Tea Shop, Sokka, Tenacious Tactician, Appa, Steadfast Guardian, Suki, Courageous Rescuer, Aang, Airbending Master, Allied Teamwork Ally token producers provide us with more Allies which means more EtB and we can get amazing value from them
It's also a decent enough ramp, you can turn 2 this to get lands out quickly by returning a turn 1 mana dork
I would try to get a copy of Haunting Voyage instead
After paying, the auto-ability Play Kraken onto the field dull goes onto the stack