Radha, Heart of Keld Radha, Heart of Keld puts an interesting spin on ramping by letting you play lands from the top of your deck
Examples: Imagine every time you could have stopped a Turn 1 Expedition Map with discard and wrecked their Turn 3 Tron and prevented Cedric from ever getting a stamp on his SCG Tour Bingo board
Energy Switch will come in handy when Meganium isn't available to double up energy, Mega signal will let you search your deck for a Mega ex Venusaur straight away, and Wally's Compassion completely heals ex cards, with energy being returned to your hand only
In many decks, they end up being the anchor of the strategy, whether thats reanimating creatures, looping spells, or enabling anything from cost reduction to card draw
Your creature then has hexproof and cant be blocked
The role this card performs is beating red and/or green decks