This is an incredibly potent combo when used with Either Merlin, Goat
The player who activated this card Special Summons the declared monster to their field in Attack Position, ignoring its Summoning conditions
SR Super Rare Dragunity Darkspear X WIND Level 3 [ DragonTunerEffect ] ATK 1000 DEF 1000 Once per turn: You can Tribute 1 Dragon "Dragunity" monster, then target 1 Level 4 or lower Winged Beast monster in your GY
When you have situations where they will not be getting the chance to usefully replay the card in question Boomerang is comically better than Vindicate, one less mana, one less colour, instant speed and not even triggering any "when this dies" effects
In other words, the ease of finding English cards keeps their prices in check, whereas importing Japanese cards or finding rare Japanese promos can command a premium