The cheapest variants are those from The List and Jumpstart, which both feature the classic art
Cards currently under consideration for removal(and feel free to suggest more) include: Akroan Skyguard , Eyes in the Skies , Gather the Townsfolk , Elvish Herder , Night Soil, Sporemound, Scatter the Seeds , Thallid Devourer , Basking Rootwalla , Icatian Javelineers , Hopeful Eidolon and Joven's Ferrets .
When you play any 2 dragons, 2 major effects go off, giving you a huge advantage in most situations
Once during your turn, you may look at the top 3 cards of your deck and put 1 of them into your hand
If this spell was kicked, gain control of that creature until end of turn, untap it, and it gains haste until end of turn