Phantom Beasts should be Heraldic Beasts just because...

[Azuh]

[b]Heraldic Beast Winged Chimera[/b]
[WIND / Beast / Effect / Level 6]
If your opponent controls a monster and you control no monsters, you can banish 1 "Heraldic Beast" monster in your Graveyard and Special Summon this card (from your hand). When this card is destroyed, you can target 1 banished "Heraldic Beast" monster and Special Summon that target.
[ATK: 2100 / DEF: 1600]

[b]Heraldic Beast Phantom Gazelle[/b]
[EARTH / Beast / Effect / Level 4]
When this card is Normal Summoned, send up to 2 "Heraldic Beast" monster(s) from your Deck to your Graveyard.
[ATK: 1500 / DEF: 1200]

[b]Heraldic Beast Cross-Wing[/b]
[LIGHT / Beast-Warrior / Effect / Level 4]
When a "Heraldic Beast" monster you control attacks or is attacked, you can banish this card from your Graveyard during the Damage Step to have that monster gain 1000 ATK until the End Phase. The effect of "Heraldic Beast Cross-Wing" can only be activated once per turn.
[ATK: 1300 / DEF: 1300]

[b]Heraldic Beast Pegasus[/b]
[LIGHT / Beast-Warrior / Effect / Level 4]
When this card is flipped face-up, you can Special Summon 1 "Heraldic Beast" monster from your Deck. When this card is sent to the Graveyard (except than from the field), add 1 "Medallion" Spell/Trap Card from your Deck to your hand. Each effect(s) of "Heraldic Beast Pegasus" can only be activated once per turn.
[ATK: 700 / DEF: 2000]

[b]Heraldic Beast Wild-Horn[/b]
[EARTH / Beast-Warrior / Effect / Level 4]
If this card attacks, it gains 300 ATK during the Damage Step only. If this card is in your Graveyard, during your Main Phase, you can banish it and until the End Phase, if a "Heraldic Beast" monster attacks a Defense Position monster, inflict piercing Battle Damage to your opponent.
[ATK: 1700 / DEF: 0]