Angry Birds POP!/Limited Time Birds

Red
Used to be a guest star for a limited time stated, until he is now permanently playable in "Drop the Pigs" and "Defeat King Pig".
 * March 21, 2015 - June 3, 2015 (Guest Star)
 * October 3, 2015 - November 3, 2015 (Halloween costumed Red Devil)

The Blues
Available to play as a guest star for a limited time stated period.
 * July 6, 2015 - July 20, 2015 (Guest star)
 * June 23, 2016 - July 7, 2016 (Summer Treats)
 * March 24, 2017 - March 27, 2017 (Guest Star)
 * June 2, 2017 - June 6, 2017 (Guest Star)
 * July 8, 2017 - July 10, 2017

Chuck
Used to be a guest star character for a limited time stated until he is now permanently playable in "Piggy in the Middle".
 * 13 August, 2015 - 27 August, 2015 (Guest Star)

Shakira Bird
Available to play for a limited time stated.
 * September 16, 2015- September 30, 2015 (Guest Star)

Dahlia
Used to be permanently playable in the "Piggy in the Middle", until her removal in the Autumn Orchard update and available to play as a guest star for a limited time stated.
 * November 2, 2015 - November 16, 2015 (Removal from the game)
 * March 2, 2017 - March 5, 2017 (Guest Star)
 * June 29, 2017 - July 4, 2017 (Guest Star)
 * August 14, 2017 - August 17, 2017 (Guest Star)

Bomb
Used to be a guest star character for a limited time stated, until he is now permanently playable in "Beat the Clock".
 * November 17, 2015 - December 1, 2015 (Guest Star)

Luca
Used to be a non-playable character until the New Year 2016 update and he is available to play as a guest star character for a limited time stated.
 * January 7, 2016 - January 18, 2016 (First time guest star)
 * August 4, 2016 - August 18, 2016 (Olympigs)
 * February 16, 2017 - February 19, 2017 (Guest Star on iOS)
 * February 21, 2017 - February 23, 2017 (Guest Star on Android)
 * July 17, 2017 - July 19th 2017 (Guest Star)

Matilda
Used to be a guest star character stated, until she is now permanently playable in "Free the Hatchlings".
 * Feburary 9, 2016 - February 22, 2016 (Guest Star)

Hatchlings
Available to play for a limited time stated.
 * March 31, 2016 - April 7, 2016 (Guest Star)
 * April 26, 2016 - May 26, 2016 (Movie Mania)
 * August 22, 2016 - August 30, 2016 (Freedom for Hatchlings)

Gale
Used to be the main boss level in "Defeat Gale", until her removal in the A Song of Eggs and Bacon v2.23 update, was replaced with "Defeat King Pig" and now she is a guest star character available to play for a limited time stated.


 * September 1, 2016 - September 14, 2016 (Removal from the game)
 * February 2, 2017 - February 5, 2017
 * April 6, 2017 - April 9, 2017
 * July 5, 2017 - July 7, 2017

Phantom Bird
Available to play for a limited time stated.


 * October 14, 2016 - October 28, 2016 (Guest Star)
 * October 29, 2016 - November 11, 2016 (Guest Star)

Super Red
Available to play for a limited time stated.
 * November 30, 2016 - 6 December 2016 (RED event iOS exclusive)

Christmas Red

 * He is playable only in Christmas costume in Christmas 2015 and 2016.
 * December 8th, 2016 - December 24th, 2016 (Christmas 2016 event)

Willow
Used to be the in "Free the Hatchlings", until her removal and now she is a guest star character available to play for a limited time stated.
 * April 21st, 2017 - April 23rd, 2017 (Guest Star)
 * June 19, 2017 - June 21, 2017 (Guest Star)

Poppy
Used to be the in "Beat the Clock", until her removal and now she is a guest star character available to play for a limited time stated.
 * September 16th, 2017 - September 18th, 2017 (Guest Star)

Silver
Silver appears as a limited bird on saturdays, she appears as the same as the other games, but with a vectored design just like the other characters.

Gameplay
She can replace any bird when she is playable, her boost is the Star Pop, which it pops a bubbles in a star shaped form and automatically gives a star to the player.

Zeta
Zeta appeared playable and replacing King Pig in The Angry Birds Movie 2 Event. She has the freeze pop that freezes bubbles upon contact, making it easier as any bubble can destroy them.

Bubbles
Bubbles as originally planned as a limited time character as a Guest Star, but he went unused for unknown reasons, he even had the Large Pop as well.

Hal
Just like Bubbles, Hal is second limited time Guest Star character that went unused as well, and he even had the Boomerang Pop, and it was unknown that he could use either the Toons design, or the Movie/Angry Birds 2 design.