The Ice Cream Wars:

Rocky Ripple and Fudgy McSwain - makers of Ponyland's delicious ice cream and toppings are at ice cream war with each. The Ponies decide to get to the bottom of this ice cream war. With new evidence, Baby North Star flies into the middle of the battle to end the war.

Mish Mash Melee:

While playing polo, Shady, Wind Whistler, Gusty, and Fizzy chase the ball into the Mastificent Forest where they accidentally fall into the underground enclave of the Dell Dwellers. The ponies accidentally upset the barrel of balance and let loose the Frazzits.

Return of Tambelon:

The Unicorns disappear from Ponyland, leaving only the clue "Tambelon" in a dream. The medieval city of Tambelon has returned from the Realm of Darkness, and under the leadership of the powerful Grogar has captured most of the Ponies. If the Ponies don't stop Grogar by midnight, he'll rule Ponyland.