This can hurt in the long run if you use all three effects constantly in the game, so be careful about your life total
If you have the cards (or the budget to buy some), then playing in person can be a fun way to learn the game and interact with people
You get one in nearly every pack
Aerial Formation Ajani, Inspiring Leader Akroma's Will Akroma's Will Appa, the Vigilant Archetype of Imagination Bahamut, Warden of Light Bane's Invoker Basri, Devoted Paladin Bleeding Effect Concerted Effort Cosmic Spider-Man Crown of Ascension Elspeth, Storm Slayer Elspeth, Undaunted Hero Flying Crane Technique Frostwind Invoker Gempalm Sorcerer Ghost-Lit Drifter Goblin Balloon Brigade Gustrider Exuberant Harbin, Vanguard Aviator Invert the Skies Iron Man, Armored Avenger Kinsbaile Balloonist Levitation Magnetic Flux Moonshae Pixie Moonshae Pixie Moonshaker Cavalry Nephalia Moondrakes New New York Phantasmal Form Rishei, Getaway Accomplice Scions of the Ur-Spider Seascape Aerialist Skyshaper Storm, Windrider Stormcaller's Boon Striding Shotcaller Ten Wizards Mountain The Wind Crystal Thunderhawk Gunship Triceraton Commander Victory's Herald Voyager Drake Vulture, Scheming Scavenger Web Wind Sail Windborne Charge Winged Sliver

Fearsome Whelp grows on the Dragons matter decks that Sarkhan, Wanderer to Shiv introduced from Jumpstart: Historic Horizons