ACE

ACE
Rarity	Legendary
Type	Flying
Base Stats
	+72,800
	x325,520
	x329,600
	x77,680
Chances
1x	5e-05% (1 in 2,000,000 chance)
1.25x	6.25e-05% (1 in 1,600,000 chance)
2x	0.0001% (1 in 1,000,000 chance)
2.5x	0.000125% (1 in 800,000 chance)
4x	0.0002% (1 in 500,000 chance)
5x	0.00025% (1 in 400,000 chance)
8x	0.0004% (1 in 250,000 chance)
10x	0.0005% (1 in 200,000 chance)
Rarity	Mythic
Type	Flying
Mythic Base Stats
	+109,200
	x488,280
	x494,400
	x116,520
Chances
1x	2.5e-07% (1 in 400,000,000 chance)
1.25x	3.125e-07% (1 in 320,000,000 chance)
2x	5e-07% (1 in 200,000,000 chance)
2.5x	6.25e-07% (1 in 160,000,000 chance)
4x	1e-06% (1 in 100,000,000 chance)
5x	1.25e-06% (1 in 80,000,000 chance)
8x	2e-06% (1 in 50,000,000 chance)
10x	2.5e-06% (1 in 40,000,000 chance)
Rarity	Legendary
Type	Flying
Shiny Base Stats
	+145,600
	x651,040
	x659,200
	x155,360
Chances
1x	5e-07% (1 in 200,000,000 chance)
1.25x	6.25e-07% (1 in 160,000,000 chance)
2x	1e-06% (1 in 100,000,000 chance)
2.5x	1.25e-06% (1 in 80,000,000 chance)
4x	2e-06% (1 in 50,000,000 chance)
5x	2.5e-06% (1 in 40,000,000 chance)
8x	4e-06% (1 in 25,000,000 chance)
10x	5e-06% (1 in 20,000,000 chance)
Rarity	Mythic
Type	Flying
Shiny Mythic Base Stats
	+218,400
	x976,560
	x988,800
	x233,040
Chances
1x	2.5e-09% (1 in 40,000,000,000 chance)
1.25x	3.125e-09% (1 in 32,000,000,000 chance)
2x	5e-09% (1 in 20,000,000,000 chance)
2.5x	6.25e-09% (1 in 16,000,000,000 chance)
4x	1e-08% (1 in 10,000,000,000 chance)
5x	1.25e-08% (1 in 8,000,000,000 chance)
8x	2e-08% (1 in 5,000,000,000 chance)
10x	2.5e-08% (1 in 4,000,000,000 chance)

The ACE is a secret Legendary pet in Bubble Gum Simulator. It could have been obtained by opening a Golf Egg. The chance of hatching it was 1 in 2 million (0.00005%), or 1 in 1 million (0.0001%) with the Lucky Chances gamepass.