It does just die to straight up removal, but the fact that damage gets blanked and punished the opponent makes a huge difference
When this creature leaves the battlefield, it deals damage to each nonblue creature without flying equal to half the number of Islands you control, rounded down
a Planeswalker with two different versions, one in the first set and one in the third set

Advanced Search Sets Random Syntax Aberrant Manawurm Affectionate Indrik Afterburner Expert Aftermath Analyst Agatha's Champion Aggressive Mammoth Agonasaur Rex Ainok Wayfarer Alacrian Jaguar Aloe Alchemist Altanak, the Thrice-Called Ambitious Augmenter Ambush Wolf Ancient Adamantoise Ankle Biter Ant-Man's Army Anthropede Apothecary Stomper Armored Kincaller Attuned Hunter Aurora Awakener Autarch Mammoth Axebane Ferox Badgermole Badgermole Cub Bakersbane Duo Balamb T-Rexaur Balustrade Wurm Bark-Knuckle Boxer Bartz and Boko Bashful Beastie Basking Capybara Beanstalk Wurm Bear Cub Beast-Kin Ranger Beastbond Outcaster Beastrider Vanguard Bedrock Tortoise Black Chocobo Bloom Tender Blooming Stinger Bloomvine Regent Blossoming Tortoise Bramble Familiar Brambleguard Veteran Bristlebane Battler Bristlebane Outrider Bristlebud Farmer Bristlepack Sentry Bristly Bill, Spine Sower Broodguard Elite Bumi, King of Three Trials Bushy Bodyguard Cackling Prowler Cactarantula Cactuar Cautious Survivor Cavern Stomper Cenote Scout Champion of Dusan Champions of the Perfect Chizak, Apex Arachnosaur Chomping Changeling Clifftop Lookout Coati Scavenger Coliseum Behemoth Colossadactyl Colossal Rattlewurm Courier of Comestibles Craterhoof Behemoth Cren, Undercity Dreamer Crossroads Watcher

This hadnt been done before aside from creating special planeswalkers to lead you into battle